Compact operators on sequence spaces associated with the Copson matrix of order α

Abstract In this work, we study characterizations of some matrix classes ( C ( α ) ( ℓ p ) , ℓ ∞ ) $(\mathcal{C}^{(\alpha )}(\ell ^{p}),\ell ^{\infty })$ , ( C ( α ) ( ℓ p ) , c ) $(\mathcal{C}^{(\alpha )}(\ell ^{p}),c)$ , and ( C ( α ) ( ℓ p ) , c 0 ) $(\mathcal{C}^{(\alpha )}(\ell ^{p}),c^{0})$ ,...

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Main Authors: M. Mursaleen, Osama H. H. Edely
Format: Article
Language:English
Published: SpringerOpen 2021-10-01
Series:Journal of Inequalities and Applications
Subjects:
Online Access:https://doi.org/10.1186/s13660-021-02713-9
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author M. Mursaleen
Osama H. H. Edely
author_facet M. Mursaleen
Osama H. H. Edely
author_sort M. Mursaleen
collection DOAJ
description Abstract In this work, we study characterizations of some matrix classes ( C ( α ) ( ℓ p ) , ℓ ∞ ) $(\mathcal{C}^{(\alpha )}(\ell ^{p}),\ell ^{\infty })$ , ( C ( α ) ( ℓ p ) , c ) $(\mathcal{C}^{(\alpha )}(\ell ^{p}),c)$ , and ( C ( α ) ( ℓ p ) , c 0 ) $(\mathcal{C}^{(\alpha )}(\ell ^{p}),c^{0})$ , where C ( α ) ( ℓ p ) $\mathcal{C}^{(\alpha )}(\ell ^{p})$ is the domain of Copson matrix of order α in the space ℓ p $\ell ^{p}$  ( 0 < p < 1 $0< p<1$ ). Further, we apply the Hausdorff measures of noncompactness to characterize compact operators associated with these matrices.
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spelling doaj.art-d3338ba0ab234756bde8694b2b94ae5c2022-12-21T21:49:49ZengSpringerOpenJournal of Inequalities and Applications1029-242X2021-10-012021111010.1186/s13660-021-02713-9Compact operators on sequence spaces associated with the Copson matrix of order αM. Mursaleen0Osama H. H. Edely1Department of Medical Research, China Medical University Hospital, China Medical University (Taiwan)Department of Mathematics, Tafila Technical UniversityAbstract In this work, we study characterizations of some matrix classes ( C ( α ) ( ℓ p ) , ℓ ∞ ) $(\mathcal{C}^{(\alpha )}(\ell ^{p}),\ell ^{\infty })$ , ( C ( α ) ( ℓ p ) , c ) $(\mathcal{C}^{(\alpha )}(\ell ^{p}),c)$ , and ( C ( α ) ( ℓ p ) , c 0 ) $(\mathcal{C}^{(\alpha )}(\ell ^{p}),c^{0})$ , where C ( α ) ( ℓ p ) $\mathcal{C}^{(\alpha )}(\ell ^{p})$ is the domain of Copson matrix of order α in the space ℓ p $\ell ^{p}$  ( 0 < p < 1 $0< p<1$ ). Further, we apply the Hausdorff measures of noncompactness to characterize compact operators associated with these matrices.https://doi.org/10.1186/s13660-021-02713-9Sequence spacesCesàro matrixCopson matrixCopson matrix of order αMatrix transformationsHausdorff measure of noncompactness
spellingShingle M. Mursaleen
Osama H. H. Edely
Compact operators on sequence spaces associated with the Copson matrix of order α
Journal of Inequalities and Applications
Sequence spaces
Cesàro matrix
Copson matrix
Copson matrix of order α
Matrix transformations
Hausdorff measure of noncompactness
title Compact operators on sequence spaces associated with the Copson matrix of order α
title_full Compact operators on sequence spaces associated with the Copson matrix of order α
title_fullStr Compact operators on sequence spaces associated with the Copson matrix of order α
title_full_unstemmed Compact operators on sequence spaces associated with the Copson matrix of order α
title_short Compact operators on sequence spaces associated with the Copson matrix of order α
title_sort compact operators on sequence spaces associated with the copson matrix of order α
topic Sequence spaces
Cesàro matrix
Copson matrix
Copson matrix of order α
Matrix transformations
Hausdorff measure of noncompactness
url https://doi.org/10.1186/s13660-021-02713-9
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AT osamahhedely compactoperatorsonsequencespacesassociatedwiththecopsonmatrixofordera